[1]
package Calculator;
public class Cal_01 {
public static void main(String[] args) {
Calculator calc=new Calculator();
int a=45;
int b=32;
calc.add(a,b);
calc.subtract(a,b);
calc.multiply(a,b);
calc.divide(a,b);
System.out.println("Calculator class started");
System.out.println("add="+calc.add(a,b));
System.out.println("마이너스="+calc.subtract(a,b));
System.out.println("곱하기="+calc.multiply(a,b));
System.out.println("나누기="+calc.divide(a,b));
}
}
[2]
package Calculator;
public class Calculator {
public static void main(String[] args) {
}
public int add(int a,int b) {
return a+b;
}
public int subtract(int a,int b) {
return a-b;
}
public int multiply(int a,int b) {
return a*b;
}
public int divide(int a,int b) {
return a/b;
}
}
[수정후기]
public static void main(String[] args) 둘다 붙여주니 연동되었음
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